Rpls calendar multipath anyone

National Associations

Membership organizations working at the national level: professional representation and advocacy, geodetic and geospatial specialties, and the preservation of surveying history.

AAGS logo featuring a globe and satellite for geodetic surveying.

The American Association for Geodetic Surveying (AAGS) is a national membership organization for professionals working in geodesy, geodetic surveying, and land information systems. It was historically one of the constituent member societies of the American Congress on Surveying and Mapping (ACSM); when ACSM merged into the National Society of Professional Surveyors in 2012, AAGS remained…

ACLS-ATC logo featuring mountain and maple leaf for geomatics professionals.

The mandate of the Association of Canada Lands Surveyors (ACLS) is to regulate and govern the practice of surveying on Canada Lands and private lands in the territories, for the protection of the public interest, in accordance with the Canada Lands Surveyors Act, SC 1998, c. 14, – 1998, its Regulations and Bylaws. The practice…

Canadian Institute of Geomatics logo with globe and maple leaf.

The Canadian Institute of Geomatics (CIG) is the Canadian Not-for-Profit association that represents the interests of all groups in the geomatics community and is the Canadian member to the International Federation of Surveying (FIG), the International Society of Photogrammetry and the International Cartographic Association (ICA) and is a Founding member of GeoAlliance. GOALS

NSPS logo featuring a compass over a world map for surveyors.

The National Society of Professional Surveyors (NSPS) is the principal national membership body for professional surveyors in the United States, describing its role as the voice of the surveying industry. It traces part of its lineage to the American Congress on Surveying and Mapping, an umbrella federation of surveying and mapping societies that merged into…

Antique surveyor compass used in land surveying and geomatics.

The Surveyors Historical Society is a national organization devoted to preserving and sharing the history of land surveying in the United States. It presents its collections online as the Virtual Museum of Surveying, organized around galleries of historic instruments and documents, a directory of compass makers, and articles from its Backsights series on surveying history,…